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Ethylene C2H4 produces a large amount of heat when combined with pure oxygen.Assuming no other competing reactions and using the following balanced thermochemical equation:2C2H4(g) +6O2(g) ---->4CO2(g) + 4H2O(g) deltaH = - 1200KJ
Completely calculate the amount of heat that is produced when containers with 200g of acetylene and 600 g of oxygen are allowed to react
Describe the most likely effect of temperature, catalyst loading, and concentration on the rate of a diazo coupling reaction.
1000g of Na2HPO4 is dissolved in 100mL of water. using mass balance and charge balance deterimne the pH of the resulting.
Explain why f-f transitions in the electronic spectra of lanthanide complexes are weaker than d-d transistions in the corresponding spectra
Complete the following neutralization reaction, and identify the strong acid, strong base, weak acid and/or weak base.
A flask contains 0.260 mol of liquid bromine, Br_2. Determine the number of bromine molecules present in the flask.
Consider the electronic configuration for Mn (Z=25): a.) Write the electron configuration in spdf notation. b.) Write the electron configuration in Noble-gas-core-abbreviated notation.
You need to dissolve CaCl2 in water to make a mixture that is 30.5% calcium chloride by mass. If the total mass of the mixture is 726.7 g, what masses of CaCl2 and water should be used
What is a good solvent substitute for ethyl acetate between diethyl ether, octane, octene, octyne, and acetone?
in developing the melting point of a compound if the heating is carried out too fast would the observed melting point
if 2.50 mol of copper ii and 5.50 mol of silver nitrate are available to react by single replacement. what is the
Calculate the pressure exerted in the closed end of an apparatus. If the atmospheric pressure 720 torr and the height of the water column is 22.3cm.
How many mL of oxygen gas, measured at 757.2 mm HG (uncorrected) and 22.8 C by the displacement of water, would you expect to obtain from the complete decomposition
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